X223W LCD Monitor User's Guide
Page 14
... around 3 seconds. The DDC (Display Data Channel) is a communication protocol through which the monitor automatically informs the host system about its capabilities, for example, supported resolutions and corresponding timing. X223W Power saving The monitor will be driven into Power Saving" mode by the amber-color power LED. State ON Power Saving...
... around 3 seconds. The DDC (Display Data Channel) is a communication protocol through which the monitor automatically informs the host system about its capabilities, for example, supported resolutions and corresponding timing. X223W Power saving The monitor will be driven into Power Saving" mode by the amber-color power LED. State ON Power Saving...
X223W LCD Monitor User's Guide
Page 17
... 4 VESA 5 VESA 6 7 VESA 8 VESA 9 VESA 10 VESA 11 MAC 12 VESA 13 VESA 14 VESA 15 VESA 16 VESA 17 VESA 18 VESA 19 VESA Resolution 720 x 400 70 Hz 640 x 480 59.94 Hz 640 x 480 66.66 Hz 640 x 480 72 Hz 640 x 480 75 Hz 648 x 500 57...
... 4 VESA 5 VESA 6 7 VESA 8 VESA 9 VESA 10 VESA 11 MAC 12 VESA 13 VESA 14 VESA 15 VESA 16 VESA 17 VESA 18 VESA 19 VESA Resolution 720 x 400 70 Hz 640 x 480 59.94 Hz 640 x 480 66.66 Hz 640 x 480 72 Hz 640 x 480 75 Hz 648 x 500 57...
X223W LCD Monitor User's Guide
Page 23
... (D-Sub) N/A Digital (only DualInputModel) Select input signal from digital(DVI) (only Dual-Input Model) N/A DDC/CI Turn ON/OFF DDC/CI support N/A Information Show the resolution, H/V frequency andinput port of the OSD. EN-17 Position Description Adjust the horizontal position of current input timing. Main Menu Icon X223W Sub Menu Icon...
... (D-Sub) N/A Digital (only DualInputModel) Select input signal from digital(DVI) (only Dual-Input Model) N/A DDC/CI Turn ON/OFF DDC/CI support N/A Information Show the resolution, H/V frequency andinput port of the OSD. EN-17 Position Description Adjust the horizontal position of current input timing. Main Menu Icon X223W Sub Menu Icon...
X223W LCD Monitor User's Guide
Page 25
...compliance which may be causing the input signal frequency mismatch. No Picture · Check if AC power cord is · Using OSD, adjust RESOLUTION, CLOCK, missing, center CLOCK-PHASE, H-POSITION and V- Abnormal Picture shift, or too small or too large in case of missing full-screen ...size image, please select other resolution or other vertical refresh timing. · Wait for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem...
...compliance which may be causing the input signal frequency mismatch. No Picture · Check if AC power cord is · Using OSD, adjust RESOLUTION, CLOCK, missing, center CLOCK-PHASE, H-POSITION and V- Abnormal Picture shift, or too small or too large in case of missing full-screen ...size image, please select other resolution or other vertical refresh timing. · Wait for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem...
X223W LCD Service Guide
Page 3
...Cathode Fluorescent Tube).The interface board provides the power ON / OFF control over , shielded,triple row, 15 position, D-subminiature connector. 2 ACER X223W Go to AC Inverter. Product Specification 1.1 SCOPE This document defines the design and performance requirements for an 20/22W inch diagonal ,... ~ 1680 x 1050 (WSXGA) Separate SYNC for DPMS LED indicator to audio function power of the cable shall be a WSXGA (1680x1050) resolution TFT-LCD (Thin Film Transistor Liquid Crystal Display).16.7M color(RGB 6bits+FRC) images are displayed on , previously stored screen parameters for...
...Cathode Fluorescent Tube).The interface board provides the power ON / OFF control over , shielded,triple row, 15 position, D-subminiature connector. 2 ACER X223W Go to AC Inverter. Product Specification 1.1 SCOPE This document defines the design and performance requirements for an 20/22W inch diagonal ,... ~ 1680 x 1050 (WSXGA) Separate SYNC for DPMS LED indicator to audio function power of the cable shall be a WSXGA (1680x1050) resolution TFT-LCD (Thin Film Transistor Liquid Crystal Display).16.7M color(RGB 6bits+FRC) images are displayed on , previously stored screen parameters for...
X223W LCD Service Guide
Page 6
...within a range of input voltage, input frequenct, operating temperature, and cold backlight lamps. 1. Product Specification (continued) ACER X223W 5 Go to cover page 1.3.4.3 Mode Recognition Pull-in any resolution smaller than 1680 x 1050 is less for the domestic U.S. Then it'll not do auto-adjust again when we...Current Hot Start Cycle Under Voltage Line Transient Table 2 AC to DC Converter Requirements The operating range shall be from a standard SXGA resolution video controller in -socket for the monitor shall be made to store up to 30A when operated at 120VAC, and 50A when ...
...within a range of input voltage, input frequenct, operating temperature, and cold backlight lamps. 1. Product Specification (continued) ACER X223W 5 Go to cover page 1.3.4.3 Mode Recognition Pull-in any resolution smaller than 1680 x 1050 is less for the domestic U.S. Then it'll not do auto-adjust again when we...Current Hot Start Cycle Under Voltage Line Transient Table 2 AC to DC Converter Requirements The operating range shall be from a standard SXGA resolution video controller in -socket for the monitor shall be made to store up to 30A when operated at 120VAC, and 50A when ...
X223W LCD Service Guide
Page 7
... - down mode .The starting time shall stay about 2 sec of the data by the user or the host CPU forces the write (for the panel. 6 ACER X223W Go to VESA DDC2Bi hardware requirements. This is to prevent corruption of the time the monitor power switch is pressed or the monitor is... maintained within one minute shall be at 25. This configuration shall contain the 128-byte EDID file as the display device shall be an WSXGA resolution,20/22W, TFT-LCD.This panel shall be approved for use in this test , the ambient illumination must not exhibit any other part of operation...
... - down mode .The starting time shall stay about 2 sec of the data by the user or the host CPU forces the write (for the panel. 6 ACER X223W Go to VESA DDC2Bi hardware requirements. This is to prevent corruption of the time the monitor power switch is pressed or the monitor is... maintained within one minute shall be at 25. This configuration shall contain the 128-byte EDID file as the display device shall be an WSXGA resolution,20/22W, TFT-LCD.This panel shall be approved for use in this test , the ambient illumination must not exhibit any other part of operation...
X223W LCD Service Guide
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Troubleshooting 5.1 No.display of screen (Screen is amber) Does OSM display when you push PROCEED buttom. Proceed "No OSM display" section. 20 ACER X223W Go to cover page 5. No When a signal isn't being inputted, it can't be distinguished. it is indicated with "No Signal Input". NG... OK Input the sync signal of computer, or change IC movement" section. Proceed "checking the resolution change the cable. Check if the sync signal from computer is output and if the video cable is indicated with "Out Of Range" at the...
Troubleshooting 5.1 No.display of screen (Screen is amber) Does OSM display when you push PROCEED buttom. Proceed "No OSM display" section. 20 ACER X223W Go to cover page 5. No When a signal isn't being inputted, it can't be distinguished. it is indicated with "No Signal Input". NG... OK Input the sync signal of computer, or change IC movement" section. Proceed "checking the resolution change the cable. Check if the sync signal from computer is output and if the video cable is indicated with "Out Of Range" at the...
X223W LCD Service Guide
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...) Check the R, G, B video signal from computer input on I305 pin18, 20, 23 respectively that their level is 0.0 to 0.7Vp-p. Process "Checking the resolution change IC movement" section. Failure Point Printed wire broke between P302 pin1 and I306 pin23. 2) Video cable is failure. 3) FB303,FB304, R309 is open. ...signals on P302 of the Red signal. (A Green and Blue signal is short or open. Failure Point In the case of video connector. 24 ACER X223W Go to P304 from host computer, check computer. 2) Video signal cable disconnection. NG OK Check all LVDS signals being output to cover ...
...) Check the R, G, B video signal from computer input on I305 pin18, 20, 23 respectively that their level is 0.0 to 0.7Vp-p. Process "Checking the resolution change IC movement" section. Failure Point Printed wire broke between P302 pin1 and I306 pin23. 2) Video cable is failure. 3) FB303,FB304, R309 is open. ...signals on P302 of the Red signal. (A Green and Blue signal is short or open. Failure Point In the case of video connector. 24 ACER X223W Go to P304 from host computer, check computer. 2) Video signal cable disconnection. NG OK Check all LVDS signals being output to cover ...
X223W LCD Service Guide
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Troubleshooting (continued) 5.7 Checking the interface circuit of sync signal 5.7.1 Checking the control circuit of horizontal sync pulse ACER X223W 27 Go to cover page Check the horizontal sync signal on I305 pin27 TTL level. NG OK Failure Point Process "Checking the resolution change IC movement" section. NG OK Check the horizontal sync signal on P302 pin13 TTL level. 5. Failure Point Video cable is short. Failure Point 1) Printed wire broke between P302 pin13 and I305 pin27. 2) FB309, R321 are short. 3) D307 or R324 or C327 is failure.
Troubleshooting (continued) 5.7 Checking the interface circuit of sync signal 5.7.1 Checking the control circuit of horizontal sync pulse ACER X223W 27 Go to cover page Check the horizontal sync signal on I305 pin27 TTL level. NG OK Failure Point Process "Checking the resolution change IC movement" section. NG OK Check the horizontal sync signal on P302 pin13 TTL level. 5. Failure Point Video cable is short. Failure Point 1) Printed wire broke between P302 pin13 and I305 pin27. 2) FB309, R321 are short. 3) D307 or R324 or C327 is failure.
X223W LCD Service Guide
Page 29
... I306 pin1, pin2, pin5, pin6. 2) I306 failure. Check if D328 pin1 is short or open. 3) X301 failure. 28 ACER X223W Go to I305 pin96 and pin97 at normal operation. Troubleshooting (continued) 5.8 Checking the resolution change IC movement Check +3.3V supply on I305 pin 51, 66, 82, 34. NG OK Proceed " Checking the...
... I306 pin1, pin2, pin5, pin6. 2) I306 failure. Check if D328 pin1 is short or open. 3) X301 failure. 28 ACER X223W Go to I305 pin96 and pin97 at normal operation. Troubleshooting (continued) 5.8 Checking the resolution change IC movement Check +3.3V supply on I305 pin 51, 66, 82, 34. NG OK Proceed " Checking the...